Tape rule blade



FIG. 1 is a top plan view of a tape rule blade showing my new design with the center and end shown broken away;

FIG. 2 is a left end elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a right end elevational view thereof;

FIG. 5 is a bottom plan view thereof. 

The ornamental designs for a tape rule blade, substantially as shown and described. 